<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-26 -146 02:15:00.000"
URSICode="SMK29"
StationName="Santa Maria"
GeoLatitude="-29.69"
GeoLongitude="307.81"
Source="Ionosonde"
SourceType="DPS-4D"
ScalerType="auto">
<SystemInfo UMLStationID="129">
<FrequencyStepping StartFrequency="2.0" StopFrequency="15.0">
<LinearStepping Step="0.025" Units="MHz" />
</FrequencyStepping>
<RangeStepping StartRange="80.0" StopRange="1360.0" >
<LinearStepping Step="2.5" Units="km" />
</RangeStepping>
<AutoScaler Name="Artist5" Version="500200" ArtistFlags="2 2 0 0 0 0 0 0 0 11 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 100%</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.05.26 (146) 02:15:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.22" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.99" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="75.82641" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202614605260215001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="2.675" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.672" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="9.824" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.000" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.000" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="2.925" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="235.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="235.000" Name="h`F2" Units="km" QL="/" DL="/" />
<URSI ID="90" Val="110.000" Name="hmE" Units="km" QL="/" DL="/" />
<URSI ID="83" Val="20.000" Name="yE" Units="km" QL="/" DL="/" />
<URSI ID="86" Val="0.075" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="2.550" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="273.562" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.000" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.000" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="243.560" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="222.986" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.074" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="29.374" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.603" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="15.843" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="27.590" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="2.790" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="28">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.0 2.025 2.05 2.075 2.1 2.125 2.15 2.175 2.2 2.225 2.25 2.275 2.3 2.325 2.35 2.375 2.4 2.425 2.45 2.475 2.5 2.525 2.55 2.575 2.6 2.625 2.65 2.675
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
235.000 235.000 237.500 237.500 237.500 237.500 239.167 240.833 242.500 243.750 245.000 246.667 248.333 250.000 252.500 255.000 255.000 257.302 259.852 262.694 265.879 269.473 273.562 278.255 283.697 290.082 297.678 306.867
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
81 81 75 81 78 78 0 0 78 0 69 0 0 54 0 78 78 81 78 69 0 63 0 63 63 63 0 0
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
-1.5625 -1.5625 -1.5625 -1.5625 -1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 1.5625 1.5625 -1.5625 1.5625 1.5625 7.8125 1.5625 1.5625 -1.5625 1.5625 1.5625
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="382">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 139.16667 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 168.33333 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 197.5 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 243.56 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.21213934 0.23390245 0.2526677 0.26895854 0.28319094 0.29565945 0.30659118 0.31614733 0.32445762 0.331616 0.33769703 0.34275886 0.34684667 0.3499937 0.352225 0.3535571 0.354 0.3538872 0.35347393 0.352762 0.35175505 0.3505324 0.3489521 0.3470975 0.34497866 0.3425364 0.33978727 0.33674988 0.3333779 0.32963315 0.32561377 0.321167 0.3164043 0.31120363 0.30563802 0.29957724 0.29311055 0.28615454 0.27862445 0.27052397 0.26174292 0.2523066 0.24211602 0.23105234 0.21895285 0.20588575 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.20352 0.2088 0.21408 0.21936 0.22464 0.22992 0.2352 0.24048 0.24576 0.25104 0.25632 0.2616 0.26688 0.27216 0.27744 0.28272 0.288 0.29328 0.29856 0.30384 0.30912 0.3144 0.31968 0.32496 0.33024 0.33552 0.3408 0.34608 0.35136 0.354 0.36949876 0.4035434 0.44121847 0.48182198 0.5247161 0.5694453 0.61577415 0.6636131 0.71299547 0.76402444 0.8168681 0.87168837 0.92870224 0.9880971 1.0500792 1.1148419 1.1825228 1.2532 1.326876 1.4034197 1.4825249 1.563696 1.6462181 1.7292289 1.8117183 1.892651 1.9710816 2.0461824 2.1173196 2.1840768 2.246214 2.3036397 2.356361 2.4044757 2.4481156 2.4874368 2.522605 2.5537786 2.5811172 2.6047482 2.6248045 2.6413884 2.6545875 2.6644735 2.6710982 2.6744976 2.675 2.6747997 2.672883 2.6690047 2.6632488 2.6557002 2.6464438 2.635564 2.6231453 2.6092706 2.5940218 2.5774794 2.5597227 2.5408287 2.5208728 2.4999287 2.4780672 2.4553576 2.4318664 2.407658 2.3827946 2.3573358 2.3313386 2.3048582 2.277947 2.2506552 2.2230306 2.1951187 2.1669629 2.1386044 2.1100821 2.0814333 2.0526924 2.0238929 1.9950653 1.9662395 1.9374424 1.9087001 1.8800366 1.8514746 1.8230351 1.7947377 1.7666006 1.7386409 1.710874 1.6833144 1.6559756 1.6288697 1.6020077 1.5754002 1.5490562 1.5229841 1.4971917 1.4716854 1.4464715 1.421555 1.396941 1.3726331 1.3486351 1.3249495 1.301579 1.2785254 1.2557899 1.2333738 1.2112775 1.1895013 1.1680449 1.1469082 1.1260902 1.1055899 1.085406 1.065537 1.0459812 1.0267366 1.007801 0.9891722 0.97084767 0.9528248 0.93510073 0.9176728 0.9005379 0.883693 0.8671349 0.8508605 0.83486634 0.81914914 0.80370545 0.78853184 0.7736248 0.7589808 0.74459636 0.7304678 0.7165916 0.7029642 0.68958193 0.6764412 0.66353846 0.6508701 0.6384325 0.6262222 0.6142355 0.602469 0.59091926 0.5795826 0.56845564 0.557535 0.54681724 0.536299 0.5259769 0.51584774 0.50590813 0.4961549 0.48658487 0.47719485 0.4679817 0.45894238 0.4500738 0.44137302 0.432837 0.42446288 0.41624773 0.40818873 0.40028304 0.39252797 0.38492072 0.37745866 0.37013915 0.36295953 0.35591733 0.34900996 0.34223497 0.33558992 0.3290724 0.32268003 0.31641054 0.31026158 0.30423096 0.29831645 0.29251587 0.28682712 0.28124803 0.2757766 0.2704108 0.2651486 0.25998807 0.2549273 0.24996439 0.24509747 0.24032475 0.23564442 0.23105471 0.22655392 0.22214033 0.2178123 0.2135682 0.20940639 0.20532534 0.20132348 0.19739929 0.19355129 0.18977803 0.18607804 0.18244994 0.17889234 0.1754039 0.17198326 0.16862912 0.16534021 0.16211529 0.15895309 0.1558524 0.15281206 0.1498309 0.14690775 0.14404151 0.14123107 0.13847536 0.13577332 0.13312389 0.13052608 0.12797888 0.1254813 0.12303238 0.12063119 0.11827679 0.11596828 0.113704756 0.11148536 0.10930923 0.10717553 0.10508343 0.10303212 0.10102081 0.099048726 0.0971151 0.09521919 0.09336025 0.09153757 0.089750454 0.0879982 0.086280115 0.08459556 0.08294387 0.081324406 0.07973654 0.07817966 0.07665315 0.075156435 0.07368893 0.07225006 0.07083928 0.069456026 0.06809977 0.06676998 0.06546615 0.06418777 0.06293434 0.06170538 0.06050041 0.05931896 0.058160573 0.0570248 0.0559112 0.054819334 0.05374879 0.052699145 0.051669993 0.050660934

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.354" PeakHeight="110.0" Num="3" Error="0.0">
-18.791 2.435 -0.142
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.354" EndFrequency="2.675" PeakHeight="243.56" Num="5" zHalfNm="222.986" Error="1.09">
-48.799 4.526 -2.846 1.504 -0.445
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="10" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.0205" EndDistance="6480.001" A="-5.5027394E11" B="1.69837632E8" C="-13104.63" Error="0.0016"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6509.167" A="-1.78385355E11" B="5.5057208E7" C="-4248.116" Error="0.00152"/>
<QuasiParabolic ID="2" StartDistance="6509.167" EndDistance="6538.333" A="0.0" B="654.46857" C="-0.060528252" Error="0.0108"/>
<QuasiParabolic ID="3" StartDistance="6538.333" EndDistance="6540.0" A="-2.29842302E12" B="7.0282394E8" C="-53728.26" Error="0.031"/>
<QuasiParabolic ID="4" StartDistance="6540.0" EndDistance="6556.0" A="1.33323317E11" B="-4.0829344E7" C="3125.9653" Error="0.0393"/>
<QuasiParabolic ID="5" StartDistance="6556.0" EndDistance="6566.0" A="-6.2823899E10" B="1.9008122E7" C="-1437.6" Error="0.00708"/>
<QuasiParabolic ID="6" StartDistance="6566.0" EndDistance="6569.0" A="7.5592934E12" B="-2.30268467E9" C="175358.98" Error="0.0307"/>
<QuasiParabolic ID="7" StartDistance="6569.0" EndDistance="6577.0" A="5.6265602E12" B="-1.71424397E9" C="130569.77" Error="0.0108"/>
<QuasiParabolic ID="8" StartDistance="6577.0" EndDistance="6595.0" A="1.29926221E13" B="-3.95418982E9" C="300856.06" Error="0.0324"/>
<QuasiParabolic ID="9" StartDistance="6595.0" EndDistance="6613.56" A="-1.65050172E13" B="4.9912658E9" C="-377343.75" Error="0.00474"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="87.5" Depth="0.154"/>
<TopsideChapman PeakHeight="243.56" PeakDensity="88779.47" PeakScaleHeight="15.843" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
